205245369

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{3911}}^1$

素因数の和:3955

約数の個数: 48

約数和(自身を含む): 366163200

約数和(自身を除く): 160917831

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 343, 357, 441, 833, 1029, 1071, 2499, 3087, 3911, 5831, 7497, 11733, 17493, 27377, 35199, 52479, 66487, 82131, 191639, 199461, 246393, 465409, 574917, 598383, 1341473, 1396227, 1724751, 3257863, 4024419, 4188681, 9773589, 12073257, 22805041, 29320767, 68415123, 205245369]

約数ペア:

[(1, 205245369), (3, 68415123), (7, 29320767), (9, 22805041), (17, 12073257), (21, 9773589), (49, 4188681), (51, 4024419), (63, 3257863), (119, 1724751), (147, 1396227), (153, 1341473), (343, 598383), (357, 574917), (441, 465409), (833, 246393), (1029, 199461), (1071, 191639), (2499, 82131), (3087, 66487), (3911, 52479), (5831, 35199), (7497, 27377), (11733, 17493)]